include ../../../common/common.makefile
BUILD_DIR = ./build
ENTRY_POINT = 0xc0001500
AS = nasm
CC = gcc
LD = ld
LIB = -I lib/ -I lib/kernel/ -I lib/user/ -I kernel/ -I device/ -I thread/ -I userprog/
ASFLAGS = -f elf
CFLAGS = -m32 -Wall $(LIB) -c -fno-builtin -fno-stack-protector -W -Wmissing-prototypes #-Wstrict-prototypes
LDFLAGS = -m elf_i386 -Ttext $(ENTRY_POINT) -e main -Map $(BUILD_DIR)/kernel.map
OBJS = $(BUILD_DIR)/main.o $(BUILD_DIR)/init.o $(BUILD_DIR)/interrupt.o \
	   $(BUILD_DIR)/timer.o $(BUILD_DIR)/kernel.o $(BUILD_DIR)/print.o \
	   $(BUILD_DIR)/debug.o $(BUILD_DIR)/memory.o $(BUILD_DIR)/string.o \
	   $(BUILD_DIR)/bitmap.o $(BUILD_DIR)/thread.o $(BUILD_DIR)/list.o \
	   $(BUILD_DIR)/switch.o $(BUILD_DIR)/console.o $(BUILD_DIR)/sync.o \
	   $(BUILD_DIR)/keyboard.o $(BUILD_DIR)/ioqueue.o $(BUILD_DIR)/tss.o \
	   $(BUILD_DIR)/process.o $(BUILD_DIR)/syscall.o $(BUILD_DIR)/syscall-init.o \
	   $(BUILD_DIR)/stdio.o


############ C 代码编译 ##############
$(BUILD_DIR)/main.o: kernel/main.c \
	lib/kernel/print.h lib/stdint.h \
	kernel/init.h kernel/memory.h thread/thread.h
	$(CC) $(CFLAGS) $< -o $@
	
$(BUILD_DIR)/init.o: kernel/init.c kernel/init.h \
       	lib/kernel/print.h lib/stdint.h \
	kernel/interrupt.h \
	device/timer.h \
	kernel/memory.h thread/thread.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/interrupt.o: kernel/interrupt.c kernel/interrupt.h \
        lib/stdint.h kernel/global.h lib/kernel/io.h lib/kernel/print.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/timer.o: device/timer.c device/timer.h \
	lib/stdint.h lib/kernel/io.h lib/kernel/print.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/debug.o: kernel/debug.c kernel/debug.h \
	lib/kernel/print.h lib/stdint.h kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@


$(BUILD_DIR)/string.o: lib/string.c lib/string.h \
	kernel/global.h lib/stdint.h\
	kernel/debug.h \
        lib/kernel/print.h kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/bitmap.o: lib/kernel/bitmap.c lib/kernel/bitmap.h \
        lib/string.h kernel/debug.h \
	lib/kernel/print.h lib/stdint.h kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/memory.o: kernel/memory.c kernel/memory.h \
        lib/kernel/bitmap.h \
	lib/kernel/print.h lib/stdint.h kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/thread.o: thread/thread.c thread/thread.h \
        lib/string.h kernel/global.h kernel/memory.h \
		lib/kernel/print.h lib/stdint.h kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/list.o: lib/kernel/list.c lib/kernel/list.h kernel/global.h lib/stdint.h \
        kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/console.o: device/console.c device/console.h lib/stdint.h \
        lib/kernel/print.h thread/sync.h lib/kernel/list.h kernel/global.h \
     	thread/thread.h thread/thread.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/sync.o: thread/sync.c thread/sync.h lib/kernel/list.h kernel/global.h \
       	lib/stdint.h thread/thread.h lib/string.h lib/stdint.h kernel/debug.h \
	kernel/interrupt.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/keyboard.o: device/keyboard.c device/keyboard.h lib/kernel/print.h \
        lib/stdint.h kernel/interrupt.h lib/kernel/io.h device/ioqueue.h \
		thread/thread.h lib/kernel/list.h kernel/global.h thread/sync.h \
      	thread/thread.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/ioqueue.o: device/ioqueue.c device/ioqueue.h lib/stdint.h thread/thread.h \
        lib/kernel/list.h kernel/global.h thread/sync.h thread/thread.h kernel/interrupt.h \
        kernel/debug.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/tss.o: userprog/tss.c userprog/tss.h thread/thread.h lib/stdint.h \
    	lib/kernel/list.h kernel/global.h lib/string.h lib/stdint.h \
     	lib/kernel/print.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/process.o: userprog/process.c userprog/process.h thread/thread.h \
    	lib/stdint.h lib/kernel/list.h kernel/global.h kernel/debug.h \
     	kernel/memory.h lib/kernel/bitmap.h userprog/tss.h kernel/interrupt.h \
      	lib/string.h lib/stdint.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/syscall.o: lib/user/syscall.c lib/user/syscall.h lib/stdint.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/syscall-init.o: userprog/syscall-init.c userprog/syscall-init.h \
    	lib/stdint.h lib/user/syscall.h lib/kernel/print.h thread/thread.h \
     	lib/kernel/list.h kernel/global.h lib/kernel/bitmap.h kernel/memory.h \
	device/console.h
	$(CC) $(CFLAGS) $< -o $@

$(BUILD_DIR)/stdio.o: lib/stdio.c lib/stdio.h lib/stdint.h kernel/interrupt.h \
    	lib/stdint.h kernel/global.h lib/string.h lib/user/syscall.h lib/kernel/print.h
	$(CC) $(CFLAGS) $< -o $@

############ ASM 代码编译 ##############
$(BUILD_DIR)/kernel.o: kernel/kernel.S
	$(AS) $(ASFLAGS) $< -o $@

$(BUILD_DIR)/print.o: lib/kernel/print.S
	$(AS) $(ASFLAGS) $< -o $@

$(BUILD_DIR)/switch.o: thread/switch.S
	$(AS) $(ASFLAGS) $< -o $@

############     链接     ##############
$(BUILD_DIR)/kernel.bin: $(OBJS)
	$(LD) $(LDFLAGS) $^ -o $@
	strip --remove-section=.note.gnu.property $(BUILD_DIR)/kernel.bin

.PHONY: mk_dir hd clean all make_biximage build_loader hd_loader copy_image

mkdir:
	if[[ ! -d $(BUILD_DIR) ]];then mkdir $(BUILD_DIR);fi

hd:
	dd if=$(BUILD_DIR)/kernel.bin of=$(BUILD_DIR)/hd60M.img bs=512 count=200 seek=9 conv=notrunc
	echo "write kernel.bin to hd60M.img"
clean:
	cd $(BUILD_DIR) && rm -f ./*

build: $(BUILD_DIR)/kernel.bin

all: mk_dir make_biximage build hd build_loader hd_loader copy_image
